When New York City kid Gregor follows his little sister down a mysterious shaft

Author/Illustrator: Suzanne Collins
Published: Scholastic, 2003

When New York City kid Gregor follows his little sister down a mysterious shaft in his building?s laundry room, he finds himself in a fantastic underground world populated by giant rats (the bad guys), four-foot cockroaches (the good guys), and race of underground humans who ride bats instead of horses. Or course, Gregor must save himself, the Underland, and his family in a thrilling adventure that will have readers clamoring for the next installment.